William Semple was born in Ireland. He emigrated to Ontario, Canada. He married Rhoda Hamilton. Later, they emigrated to Ogdenburgs, New York about 1861. Then, about 1865, they moved to Dundas, Minnesota. They farmed the area. He died in 1894.
Children: Charles Semple: 1844-1930 Eleanor Jane Semple: 1853-1865 Mary Semple Wallace: 1854-1946 Letitia A. Semple Workman: 1858-1927 John Hamilton Semple: abt. 1859-1942 William D. Semple: 1868-? Eleanor "Nellie" Semple Pelo: 1870-1947